#define _CRT_SECURE_NO_WARNINGS 
#include <stdio.h>
int main() {
	int a[4] = { 1,2,3,4 };
	int* part1 = (int*)(&a + 1);
	int* part2 = (int*)((int)a + 1);
	printf("%x,%x", part1[-1], *part2);
	return 0;
}